Shimano GRX FD-RX820 - Front Derailler Braze-on

Shimano GRX FD-RX820

The Shimano GRX FD-RX820 is a front derailleur designed for 2-chainring, 12-speed drivetrains, providing lighter shifting and simplified setup for gravel and mixed-terrain riding.

Key Features:

• Speed Compatibility: Designed for 2-chainring, 12-speed drivetrains.
• Chain Lever Design: Conventional lever design (downswing) for efficient shifting.
• Chainring Capacity: Compatible with outer chainrings ranging from 46 to 48 teeth, offering a total capacity of 17 teeth.
• Seat Tube Angle: Optimized for seat tube angles between 63° and 66°.
• Mounting: Braze-on system for direct frame attachment.
• Chain Compatibility: Designed for use with HG 12-speed chains.
• Materials: Both outer and inner bodies are made of aluminum, while the cage is steel for enhanced durability.
• Other Features: Toggle link construction with integrated cable tensioner for precise adjustments and improved compatibility with various frame designs.